Individual Calculations July 2009
 Kostal, Jindrich  Total change: -14.50  Rating chartPersonal card
 Krajsky prebor USS various CZE 2008-10-19
RcRownchangeKK*chgGame
 2011 2031 1.00 3 -0.58 25 -14.50 
  Janda, Zdenek 2161 CZE0.001-0.3225-8.00 
  Valenta, Petr 1922 CZE0.001-0.6525-16.25 
  Ledvina, Jiri 1951 CZE1.0010.39259.75 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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